Ley 39/2002 de 28 de octubre, de transposicion al ordenamiento juridico espanol de diversas directivas comunitarias en materia de proteccion de los intereses de los consumidores y usuarios BOE n° 259 du 29/10/2002 p. 37922

This law integrates several European Union directives into Spanish legislation, aiming to strengthen the protection of consumers and users. It ensures that Spanish citizens benefit from harmonized consumer rights across the EU. The changes affect consumers and businesses operating within Spain, standardizing rules on product safety, unfair commercial practices, and contract terms to align with EU standards.